Math Object

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Math Object

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The Math Object in Javascript

 

Math Constructors

 

None.

 

Math Properties

 

E

Euler's constant and the base of natural logarithms

LOG2E

base 2 logarithm of E

LOG10E

base 10 logarithm of E

LN2

natural log of 2

LN10

natural log of 10

PI

ratio of the circumference of a circle to its diameter

SQRT2

square root of 2

SQRT1_2

square root of 1/2

 

 

Math Methods

 

abs(value)

returns the absolute value of value

acos(value)

returns the arc cosine of value

asin(value)

returns the arc sine of value

atan(value)

returns the arc tangent of value

atan2(valueX, valueY)

returns the angle (in radians) from the x axis to a point(x,y)

ceil(value)

returns the smallest integer greater than or equal to value

cos(value)

returns the cosine of value

exp(value)

returns E to the power of value

floor(value)

returns the largest integer less than or equal to value

log(value)

returns the natural log of value

max(value1, value2)

returns the maximum value of value1 and value2

min(value1, value2)

returns the minimum value of value1 and value2

pow(base, exponent)

returns base to the power of exponent

random()

returns a random number between 0 and 1

round(value)

returns value rounded to the nearest integer

sin(value)

returns the sine of value

sqrt(value)

returns the square root of value

tan(value)

returns the tangent of value